Finding the Fourth Proportional to 323,908.23, 485,862.35 and 166,035.99
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Solution
The fourth proportional to 323,908.23, 485,862.35 and 166,035.99 is: 249,053.99
Step by Step Solution
- Step 1: Write the proportion equation
323,908.23 : 485,862.35 = 166,035.99 : x - Step 2: Convert to fraction form
323,908.23/485,862.35 = 166,035.99/x - Step 3: Cross multiply
323,908.23x = 485,862.35 × 166,035.99 - Step 4: Simplify right side
323,908.23x = 80,670,636,285.98 - Step 5: Solve for x
x = 80,670,636,285.98/323,908.23 - Step 6: Final answer
x = 249,053.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.